How to Update Kubectl Config from AWS EKS
Ever searched for kubectl update config from aws eks and needed a quick result?
Step 1 – Validate AWS CLI
Make sure that you have valid AWS …
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In-depth guides, insights, and best practices for modern software engineering
How to Generate a Random String in Java
Java provides many ways to generate random strings.
1. Using Apache Commons
public void generatingRandomAlphanumericString_ApacheCommons() { …How to Generate a Random String in Python
Python gives the ability to generate random strings out of the box, by using a combination of the string and random modules.
import string
import …How to Generate a Random Number/String in Terraform
If you need to generate a random number or string in Terraform, then you can use the following:
resource "random_id" "myrandom" { …[Solved] Unable to connect to the server: dial tcp: lookup with AWS EKS
If you have received the following error while trying to issue commands to kubectl:
Unable to connect to the server: dial tcp: lookup
Then it may be …
Read Article →How to Store Terraform State in AWS S3
Storing Terraform states files locally is not recommended. Instead you should use a backend such as as S3 from AWS.
To do this, you just need to add …
Read Article →[Solved] ZipArchive extension: disabled/not installed on Ubuntu
If you have come across the following error:
ZipArchive extension: <strong>disabled/not installed</strong>
This just means that …
Read Article →Calculating Cartesian Neighbors Distance in Golang
The challenge
We have been searching for all the neighboring points in a Cartesian coordinate system. As we know each point in a coordinate system has …
Read Article →How to Calculate Dominant Primes in Golang
The challenge
The prime number sequence starts with: 2,3,5,7,11,13,17,19.... Notice that 2 is in position one.
3 occupies position two, which is a …
[Solved] error: src refspec main does not match
When you first try and push to a git repository, you may get the following error message:
error: src refspec master does not match any.
error: failed …How to Solve Simple Square Numbers in Golang
The challenge
In this challenge, you will be given a number n (n > 0) and your task will be to return the smallest square number N (N > 0) such …
How to perform Function Iteration in Golang
The challenge
The purpose of this challenge is to write a higher-order function returning a new function that iterates on a specified function a given …
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